EP4702947A1 - Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques - Google Patents

Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques

Info

Publication number
EP4702947A1
EP4702947A1 EP24197511.9A EP24197511A EP4702947A1 EP 4702947 A1 EP4702947 A1 EP 4702947A1 EP 24197511 A EP24197511 A EP 24197511A EP 4702947 A1 EP4702947 A1 EP 4702947A1
Authority
EP
European Patent Office
Prior art keywords
glass
slurry
shell structure
ceramic
core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24197511.9A
Other languages
German (de)
English (en)
Inventor
Nadja Cavegn
Lorenz Josef BONDERER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ivoclar Vivadent AG
Original Assignee
Ivoclar Vivadent AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ivoclar Vivadent AG filed Critical Ivoclar Vivadent AG
Priority to EP24197511.9A priority Critical patent/EP4702947A1/fr
Priority to JP2025139564A priority patent/JP2026047232A/ja
Priority to KR1020250118961A priority patent/KR20260032884A/ko
Priority to US19/311,625 priority patent/US20260060781A1/en
Priority to CN202511224327.1A priority patent/CN121622283A/zh
Publication of EP4702947A1 publication Critical patent/EP4702947A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0004—Computer-assisted sizing or machining of dental prostheses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • A61C5/77—Methods or devices for making crowns
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0022—Blanks or green, unfinished dental restoration parts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/08—Artificial teeth; Making same
    • A61C13/083—Porcelain or ceramic teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/831—Preparations for artificial teeth, for filling teeth or for capping teeth comprising non-metallic elements or compounds thereof, e.g. carbon
    • A61K6/833—Glass-ceramic composites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
    • C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/602—Making the green bodies or pre-forms by moulding
    • C04B2235/6026—Computer aided shaping, e.g. rapid prototyping
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/34—Oxidic
    • C04B2237/343—Alumina or aluminates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/34—Oxidic
    • C04B2237/345—Refractory metal oxides
    • C04B2237/348—Zirconia, hafnia, zirconates or hafnates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Dentistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Dental Preparations (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Dental Prosthetics (AREA)
  • Molecular Biology (AREA)
EP24197511.9A 2024-08-30 2024-08-30 Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques Pending EP4702947A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP24197511.9A EP4702947A1 (fr) 2024-08-30 2024-08-30 Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques
JP2025139564A JP2026047232A (ja) 2024-08-30 2025-08-25 セラミックおよびガラスセラミック歯科修復物を製造するためのプロセス
KR1020250118961A KR20260032884A (ko) 2024-08-30 2025-08-26 세라믹 및 유리 세라믹 치과용 수복물의 제조 방법
US19/311,625 US20260060781A1 (en) 2024-08-30 2025-08-27 Process For The Production Of Ceramic And Glass-Ceramic Dental Restorations
CN202511224327.1A CN121622283A (zh) 2024-08-30 2025-08-29 用于制备陶瓷和玻璃陶瓷牙科修复体的方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP24197511.9A EP4702947A1 (fr) 2024-08-30 2024-08-30 Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques

Publications (1)

Publication Number Publication Date
EP4702947A1 true EP4702947A1 (fr) 2026-03-04

Family

ID=92632743

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24197511.9A Pending EP4702947A1 (fr) 2024-08-30 2024-08-30 Procédé de fabrication de restaurations dentaires céramiques et vitrocéramiques

Country Status (5)

Country Link
US (1) US20260060781A1 (fr)
EP (1) EP4702947A1 (fr)
JP (1) JP2026047232A (fr)
KR (1) KR20260032884A (fr)
CN (1) CN121622283A (fr)

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5496682A (en) 1993-10-15 1996-03-05 W. R. Grace & Co.-Conn. Three dimensional sintered inorganic structures using photopolymerization
EP0827941A1 (fr) 1996-09-05 1998-03-11 Ivoclar Ag Vitrocéramique de disilicate de lithium frittable
US6117612A (en) 1995-04-24 2000-09-12 Regents Of The University Of Michigan Stereolithography resin for rapid prototyping of ceramics and metals
EP1505041A1 (fr) 2003-08-07 2005-02-09 Ivoclar Vivadent AG Matériaux à base du silicate de lithium
US20050090575A1 (en) 2002-02-08 2005-04-28 Centre De Transfert De Technologies Ceramiques (C.T.T.C.) Method and composition for making ceramic parts by stereolithophotography and use in dentistry
DE102005042091A1 (de) 2005-09-05 2007-03-15 Ivoclar Vivadent Ag Keramischer Zahnersatz und Verfahren zu dessen Herstellung
DE102005058116A1 (de) 2005-11-29 2007-03-29 Siemens Ag Verfahren zum Herstellen keramischer Bauteile, insbesondere von Implantaten
WO2007051447A1 (fr) 2005-11-03 2007-05-10 Inocermic Gesellschaft für innovative Keramik mbH Procede de fabrication d'une prothese dentaire a structure multicouche
WO2010010087A1 (fr) 2008-07-21 2010-01-28 Vita Zahnfabrik H. Rauter Gmbh & Co. Kg Corps poreux en céramique silicatée, restauration dentaire et son procédé de fabrication
EP2233449A1 (fr) 2009-03-27 2010-09-29 Ivoclar Ag Barbotine pour la fabrication de céramiques dentaires à l'aide du procédé d'impression par injection de matière thermoplastique
EP2261184A2 (fr) 2005-02-08 2010-12-15 Ivoclar Vivadent AG Vitrocéramique à base du silicate de lithium
US20110212419A1 (en) * 2010-03-01 2011-09-01 Josef Schweiger Method, apparatus and computer program for producing a dental prosthesis
EP2377830A1 (fr) 2010-04-16 2011-10-19 Ivoclar Vivadent AG Vitrocéramique et verre à base du silicate de lithium ayant d'oxyde de métal de transition
US8813364B2 (en) * 2009-12-18 2014-08-26 3M Innovative Properties Company Methods for making layered dental appliances
US8973268B2 (en) * 2010-06-17 2015-03-10 3M Innovative Properties Company Methods of making multi-chromatic dental appliances
DE102016115916A1 (de) 2016-08-26 2018-03-01 Bredent Gmbh & Co. Kg Verfahren zur Erzeugung von Bearbeitungsdaten zur Herstellung von Zahnprothesen mit einer keramischen Verblendschale und einem Träger

Patent Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5496682A (en) 1993-10-15 1996-03-05 W. R. Grace & Co.-Conn. Three dimensional sintered inorganic structures using photopolymerization
US6117612A (en) 1995-04-24 2000-09-12 Regents Of The University Of Michigan Stereolithography resin for rapid prototyping of ceramics and metals
EP0827941A1 (fr) 1996-09-05 1998-03-11 Ivoclar Ag Vitrocéramique de disilicate de lithium frittable
US20050090575A1 (en) 2002-02-08 2005-04-28 Centre De Transfert De Technologies Ceramiques (C.T.T.C.) Method and composition for making ceramic parts by stereolithophotography and use in dentistry
EP1505041A1 (fr) 2003-08-07 2005-02-09 Ivoclar Vivadent AG Matériaux à base du silicate de lithium
DE10336913A1 (de) 2003-08-07 2005-03-17 Ivoclar Vivadent Ag Lithiumsilicatmaterialien
EP2261184A2 (fr) 2005-02-08 2010-12-15 Ivoclar Vivadent AG Vitrocéramique à base du silicate de lithium
DE102005042091A1 (de) 2005-09-05 2007-03-15 Ivoclar Vivadent Ag Keramischer Zahnersatz und Verfahren zu dessen Herstellung
WO2007051447A1 (fr) 2005-11-03 2007-05-10 Inocermic Gesellschaft für innovative Keramik mbH Procede de fabrication d'une prothese dentaire a structure multicouche
DE102005058116A1 (de) 2005-11-29 2007-03-29 Siemens Ag Verfahren zum Herstellen keramischer Bauteile, insbesondere von Implantaten
WO2010010087A1 (fr) 2008-07-21 2010-01-28 Vita Zahnfabrik H. Rauter Gmbh & Co. Kg Corps poreux en céramique silicatée, restauration dentaire et son procédé de fabrication
EP2233449A1 (fr) 2009-03-27 2010-09-29 Ivoclar Ag Barbotine pour la fabrication de céramiques dentaires à l'aide du procédé d'impression par injection de matière thermoplastique
US8813364B2 (en) * 2009-12-18 2014-08-26 3M Innovative Properties Company Methods for making layered dental appliances
US20110212419A1 (en) * 2010-03-01 2011-09-01 Josef Schweiger Method, apparatus and computer program for producing a dental prosthesis
DE102010002484A1 (de) 2010-03-01 2011-09-01 Josef Schweiger Verfahren, Vorrichtung und Computerprogramm zur Herstellung eines Zahnersatzes
EP2377830A1 (fr) 2010-04-16 2011-10-19 Ivoclar Vivadent AG Vitrocéramique et verre à base du silicate de lithium ayant d'oxyde de métal de transition
EP2377831A1 (fr) 2010-04-16 2011-10-19 Ivoclar Vivadent AG Vitrocéramique et verre à base du silicate de lithium ayant une teneur en ZrO2
US8973268B2 (en) * 2010-06-17 2015-03-10 3M Innovative Properties Company Methods of making multi-chromatic dental appliances
DE102016115916A1 (de) 2016-08-26 2018-03-01 Bredent Gmbh & Co. Kg Verfahren zur Erzeugung von Bearbeitungsdaten zur Herstellung von Zahnprothesen mit einer keramischen Verblendschale und einem Träger

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
H.-G. ELIAS: "Makromoleküle", vol. 1, 1999, WILEY-VCH, pages: 193
T. OSTSUM. YOSHIDA: "Role of Initiator-Transfer Agent-Terminator (Iniferter) in Radical Polymerizations: Polymer Design by Organic Disulfides as Iniferters", MAKROMOL. CHEM., RAPID. COMMUN., vol. 3, no. 119344-86-4, 1982, pages 127 - 132, XP002929292, DOI: 10.1002/marc.1982.030030208

Also Published As

Publication number Publication date
KR20260032884A (ko) 2026-03-10
CN121622283A (zh) 2026-03-10
US20260060781A1 (en) 2026-03-05
JP2026047232A (ja) 2026-03-13

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